How to unlock huawei E303d

[yogichanana]

how to unlock this modem whenever i tried it shows unlock done but whenever i read info it shows locked thanks here is log
DC - Unlocker 2 Client 1.00.1005

Detecting modem :

selection :
manufacturer - Huawei modems
model - Auto detect (recommended)

Found modem : E173z-1A
Model : Huawei E303
IMEI : 860369011508320
Serial NR. : V9Z7SA1270202644
Firmware : 21.157.71.02.356
Compile date / time : Jun 11 2012 16:25:15
Hardware ver. : CH2E303SM
Dashboard version : UTPS21.005.20.06.356_MAC21.005.20.03.356_LNX21.005 .20.03.356
Chipset : HiSilicon
Voice feature : enabled
SIM Lock status : Locked (CardLock)
Wrong codes entered : 0 (unlock attempts left : 10)

[Valdemaras]

Unfortunately but e303d is not supported by dc-unlocker at the moment, maybe someday in future, no exact date.